Home / 45,915.60-68,857.20-16,334.40

Finding the Fourth Proportional to 45,915.60, 68,857.20 and 16,334.40

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Solution

The fourth proportional to 45,915.60, 68,857.20 and 16,334.40 is: 24,495.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,915.60 : 68,857.20 = 16,334.40 : x
  2. Step 2: Convert to fraction form
    45,915.60/68,857.20 = 16,334.40/x
  3. Step 3: Cross multiply
    45,915.60x = 68,857.20 × 16,334.40
  4. Step 4: Simplify right side
    45,915.60x = 1,124,741,047.68
  5. Step 5: Solve for x
    x = 1,124,741,047.68/45,915.60
  6. Step 6: Final answer
    x = 24,495.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.